Trail Running calendar near Builth Wells 2026-2027

We have found 280 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

A five-day, roughly 220-mile multiday ultramarathon along the Severn Way from source to mouth, split into five stage races with daily finisher medals, shared hotel accommodation, GPX navigation files and checkpoint food options.

Take on the Stiperstones Fell Race in Snailbeach on Wed 8 Jul 2026, a rugged 6.7 km course with about 375 m of climb across classic Shropshire ridgelines. Pre entry is £7 or pay £10 on the day, with junior races available.

A 48 mile point to point ultramarathon from Mid Wales Art Centre to Shrewsbury, following river and canal paths with 650 m ascent. Four checkpoints, a mandatory 4 mph minimum pace, vegan and gluten free checkpoint food and a bespoke finishe..

A point to point river-side ultra of about 59 miles from Shrewsbury to Worcester on 10 July 2026. The route includes four checkpoints with vegan and gluten free options, mandatory kit requirements and a bespoke finisher medal and visor.

A 57 mile point-to-point ultramarathon along the River Severn from Travelodge Worcester to Travelodge Stonehouse, with four checkpoints offering vegan and gluten free options, mandatory kit checks, and a bespoke finisher medal and head viso..

A self-navigated trail event on 11 July 2026 from Longtown Hall with 50 mile, 32 mile, marathon and half marathon options across the Black Mountains. All routes are tracked and supported with checkpoints, food, medical cover and mandatory k..

Multi distance trail races around Yr Wyddfa in Eryri National Park, held in Llanberis with an event village, on course support and chip timing. Includes a family friendly 500 m kids fun run with proceeds for the local mountain rescue team.

UTMB Index

A 24 hour trail endurance event on Yr Wyddfa (Snowdon) from Llanberis where solo runners or teams of up to five complete as many ascents as possible. The race is UTMB indexed and partners with Cancer Research Wales.

Outdoor walking and running event from Hallow with circular routes through 12 parishes. Distances range from 10 to 40 miles, mainly off road on public footpaths with waymarked routes and checkpoints providing drinks and snacks.

Run the scenic Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley with 10K, half marathon and marathon distances. Enjoy marked trails, aid stations, a finisher medal and a cake competition.

Ludlow10 on Sunday 12 July 2026 offers half marathon, 10k and 5k routes around Ludlow Rugby Club in Shropshire. Courses use quiet lanes and off road sections on Whitcliffe Common with undulating terrain and a notable ascent at the Donkey St..

Multi distance trail event on 18 and 19 July 2026 in the Gower Peninsula with basecamp at Penrice Castle. Distances from 10 km to 100 km include marked figure of eight routes rest stops camping and GPS tracking.

UTMB Index

Trail races on the private Merthyr Mawr Estate on the South Wales coast, featuring a 12K and a new 40K route across dunes, hills and a river, plus a programme of family races.

Event Overview The Welsh 3000 Challenge involves climbing all mountains in Snowdonia over 3000 feet in a continuous journey. Participants typically traverse 14 named peaks, though the route may include a 15th. The total distance is approxim..

Three ultratrail races along the Wales Coast Path finishing at Cardiff Bay, with 100, 50 and 30 mile courses that feature beaches, dunes, forest sections, live GPS tracking and checkpoint support.

UTMB Index

A multi-distance event on the Wye Valley Greenway featuring a 1.1 km tunnel, flat former-railway trails and family Colourburst fun runs. Routes are waymarked and marshalled with feed stations and on-site facilities.

A scenic trail run in Herefordshire starting from Aymestrey. Choose between a 10-mile route with 1,800 feet of climb or a 5-mile option. The course features lanes, forest tracks, and trails.

Take on the Selworthy Beacon Fell Race on Sun 19 Jul 2026, a punchy 6.2 km with 305 m of climb from Bossington National Trust car park. Pre entry or day entry available for a classic short fell test with stunning coastal views.

A professionally guided, fully supported three-day traverse of Northern Snowdonia covering 47 summits on a loop just over 100 km with about 9,000 m of ascent. Small groups return each day to Capel Curig; places limited to six, fee £749.

A marked fell race in South Wales on 23 July 2026, covering 5.5 km with 315 m of climb. Entry on the day costs £3 and the minimum age is 16. Post race tea and cake are available; bring your own mug.